Home / 440,366,912.10-660,550,368.15-181,448,856.90

Finding the Fourth Proportional to 440,366,912.10, 660,550,368.15 and 181,448,856.90

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Solution

The fourth proportional to 440,366,912.10, 660,550,368.15 and 181,448,856.90 is: 272,173,285.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,366,912.10 : 660,550,368.15 = 181,448,856.90 : x
  2. Step 2: Convert to fraction form
    440,366,912.10/660,550,368.15 = 181,448,856.90/x
  3. Step 3: Cross multiply
    440,366,912.10x = 660,550,368.15 × 181,448,856.90
  4. Step 4: Simplify right side
    440,366,912.10x = 119,856,109,225,691,664
  5. Step 5: Solve for x
    x = 119,856,109,225,691,664/440,366,912.10
  6. Step 6: Final answer
    x = 272,173,285.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.